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Key Documents

110078

Sigma-Aldrich

Acetaldehyde

ReagentPlus®, 99%

Synonym(s):

Ethanal

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About This Item

Linear Formula:
CH3CHO
CAS Number:
Molecular Weight:
44.05
Beilstein:
505984
EC Number:
MDL number:
UNSPSC Code:
12352114
eCl@ss:
39021102
PubChem Substance ID:

biological source

synthetic

Quality Level

vapor density

1.52 (vs air)

vapor pressure

14.63 psi ( 20 °C)

product line

ReagentPlus®

Assay

99%

form

liquid

autoignition temp.

365 °F

expl. lim.

60 %

refractive index

n20/D 1.332 (lit.)

bp

21 °C (lit.)

mp

−125 °C (lit.)

density

0.785 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CC=O

InChI

1S/C2H4O/c1-2-3/h2H,1H3

InChI key

IKHGUXGNUITLKF-UHFFFAOYSA-N

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Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Signal Word

Danger

Hazard Classifications

Carc. 1B - Eye Irrit. 2 - Flam. Liq. 1 - Muta. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

-38.0 °F - closed cup

Flash Point(C)

-38.89 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number

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